The stickman president has been assassinated and the only witness who was willing to stand and testify had one condition: a trial without guards and no protection. You, as an FBI elite sniper, have to protect him in secret.
A top-down shooter with over 25 weapons and 50 levels. These zombies are faster and more aggressive than usual. Choose your hero and shoot down those brain dead fools.
After a successful teleport, our hero ends up on the basement level of AS7 medical research facility. He finds new challenges and evidence of resistance, but still no survivors. The only ones alive are the undead.